NCERT Solution - Sorting Materials into Groups Class 6 Notes | EduRev

Science Class 6

Class 6 : NCERT Solution - Sorting Materials into Groups Class 6 Notes | EduRev

The document NCERT Solution - Sorting Materials into Groups Class 6 Notes | EduRev is a part of the Class 6 Course Science Class 6.
All you need of Class 6 at this link: Class 6

The things, which we all use in our daily life are made up of different types of materials. All these materials have mass, shape and are classified based on many criteria, including their physical states, properties of materials, etc.

Let‘s have a look at the questions and answers for a better understanding.

Exercises

Q1. Name five objects which can be made from wood.
Ans: Table, Chair, Bed, Doors, Bullock cart, etc.
NCERT Solution - Sorting Materials into Groups Class 6 Notes | EduRev


Q2. Select those objects from the following which shine: Glass bowl, plastic toy, steel spoon, cotton shirt
Ans: Glass bowl and steel spoon.


Q3. Match the objects given below with the materials from which they could be made. Remember, an object could be made from more than one material and a given material could be used for making many objects

NCERT Solution - Sorting Materials into Groups Class 6 Notes | EduRev

Ans:

NCERT Solution - Sorting Materials into Groups Class 6 Notes | EduRev


Q4. State whether the statements given below are True or False.

(i) Stone is transparent, while glass is opaque.
Ans: False

(ii) A notebook has luster while an eraser does not.
Ans: False

(iii) Chalk dissolves in water.
Ans: False

(iv) A piece of wood floats on water.
Ans: True

(v) Sugar does not dissolve in water.
Ans: False

(vi) Oil mixes with water.
Ans: False

(vii) Sand settles down in the water.
Ans: True

(viii) Vinegar dissolves in water.
Ans: True


Q5. Given below are the names of some objects and materials: Water, basketball, orange, sugar, globe, apple and earthen pitcher Group them as:

(a) Round shaped and other shapes
Ans: Round shaped: Basketball, orange, globe, apple, and earthen pitcher 
Other shapes: Water and sugar.

(b) Eatables and non-eatables
Ans: Eatables: Water, orange, sugar, and apple 
Noneatables: Basketball, globe, and earthen pitcher.


Q6. List all items known to you that float on water. Check and see if they will float on an oil or kerosene.
Ans: Wooden block, Paper, Balloon, Hair, plastic bottle, wooden logs, Boat, etc. will float on water. A few of these like hair, the balloon can float on kerosene or oil. Generally, substances have less density than oil and water can float. For example, few types of wood have densities higher than oil but less than water, so it floats on water but not on kerosene.


Q7. Find the odd one out from the following:

(a) Chair, Bed, Table, Baby, Cupboard
Ans: Baby: Rest others are made up of wood and are non – living things.

(b) Rose, Jasmine, Boat, Marigold, Lotus
Ans: Boat: Rest others are flowers.

(c) Aluminium, Iron, Copper, Silver, Sand
Ans: Sand: Rest others are metals.

(d) Sugar, Salt, Sand, Copper sulfate
Ans: Sand: Rest others are in crystal forms.

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